Ungraded vs Grade 8.0 Superboy #100 (1962): price difference
Superboy #100 (1962) value — Ungraded $16 vs Grade 8.0 $127. Grade 8.0 sells for 7.94× Ungraded (+694%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 7.94× (+694%) the Ungraded price — a $111 difference per comic.
Grade 6.0 sells for 4.5× (+350%) the Ungraded price — a $56 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Superboy #100 (1962), the jump from Ungraded to Grade 8.0 is worth $111 (7.94×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.
Run the grading break-even math →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).